What is the age difference calculator used for?

The age difference calculator finds the exact gap between two birth dates or two arbitrary dates. Useful for checking age difference between spouses, siblings, or verifying if someone meets a minimum age gap requirement.

Chronological Age Calculator – Exact Age in Years, Months & Days

Q: What is chronological age?

Chronological age is a person's age in calendar time — the number of years, months, and days that have passed since their date of birth. It is different from biological age (health-based) or mental age (cognitive ability).

Q: How is age calculated for SSC CGL exam eligibility?

For SSC CGL, age is calculated as on the 1st August of the exam year (or as specified in the notification). Candidates must not have exceeded the upper age limit as on that date. Enter your DOB and the eligibility cutoff date in the calculator to check instantly.

Q: How do I calculate age in years, months and days?

Step 1: Find years elapsed. Step 2: Subtract months remaining. Step 3: Count remaining days. For example, from 15 March 2000 to 15 June 2026 = 26 years 3 months 0 days. The calculator handles leap years and varying month lengths automatically.

Q: How many days am I old?

Enter your date of birth and today's date in the calculator to get your exact age in total days lived. A person born on 1st January 1995 is approximately 11,492 days old as of mid-2026.

Calculate your exact age as of today or any specific date.

Date of Birth

Calculate Age On

Please enter a valid date of birth (must be before the target date).

Check if you meet the age criteria for SSC, IBPS, UPSC or any competitive exam.

Your Date of Birth

Age Eligibility Cutoff Date

Minimum Age (years)

Maximum Age (years)

Age Relaxation (years)

Please enter valid date of birth and cutoff date.

Find the exact age difference between two people or two dates.

First Date of Birth

Second Date of Birth

Please enter two valid, different dates.

How to Use

Enter Date of Birth

Type or pick your date of birth from the date picker. For exam eligibility, also enter the official cutoff date from the notification.

Choose Calculation Type

Use "My Age" for current age, "Exam Eligibility" to check min/max age limits, or "Age Difference" to compare two people.

Get Exact Result

See your age in years, months, days, total days lived, next birthday countdown and more.

Frequently Asked Questions

What is chronological age?

Chronological age is your age in calendar time — the number of years, months and days elapsed since your date of birth. It is the standard legal and medical definition of age used for exam eligibility, admission cutoffs, retirement, and official documents.

How is age calculated for SSC CGL exam eligibility?

For SSC CGL, age is calculated as on the 1st August of the exam year (or as notified). Candidates must not exceed the upper age limit on that date. Use our Exam Eligibility tab — enter your DOB and the cutoff date from the official notification to check instantly.

How do I calculate age in years, months and days manually?

Step 1: Subtract birth year from current year to get years. Step 2: If birth month/day hasn't occurred yet this year, subtract 1. Step 3: Count remaining months and days. The calculator handles leap years and varying month lengths (28/29/30/31) automatically for accuracy.

What is the difference between chronological age and biological age?

Chronological age = time since birth (fixed, measurable). Biological age = how old your body functions (varies based on health, lifestyle, genetics). Psychological/mental age relates to cognitive ability. Only chronological age is used for legal, official, and educational purposes.

How many days am I old?

The calculator shows your total age in days in the breakdown section. A person born 1 January 1995 is approximately 11,492 days old as of mid-2026. Leap years add an extra day every 4 years, which is accounted for automatically.

Chronological Age Calculator

How to Use

Frequently Asked Questions

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